Vrolijk ingenieur in witte jas met blauwdrukken en papieren beker in de buurt van luchttoevoer systeem - Stockfoto’s en -afbeeldingen

Scared engineer in white coat and glasses holding blueprints and paper cup near air supply system

Happy engineer holding paper cups near coworker in glasses

Cheerful engineer in glasses and white coat standing with hand in pocket and showing thumb up

Cheerful engineer holding paper cups near happy coworker in glasses

Cheerful engineer holding paper cups near happy coworker

Happy engineer in glasses and white coat standing with hand in pocket and showing thumb up

Cheerful engineer in white coat and glasses holding blueprints and paper cup near air supply system

Cheerful engineer in white coat standing with hands in pockets

Happy and attractive engineer in white coat holding black folder near air compressed system

Selective focus of attractive storekeeper holding digital tablet near colleague writing on clipboard

Attractive engineer in white coat and glasses holding digital tablet near air compressed system

Attractive engineer in white coat touching glasses while standing with hand in pocket and looking at air compressed system

Attractive engineer in white coat and glasses holding blueprint near air supply system

Side view of ophthalmologist working at table in clinic

Attractive engineer in white coat and glasses looking at blueprint near air supply system

Two storekeepers in white coats and hairnets writing on clipboards in warehouse

Dry cleaning worker holding bags with clean clothing